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| Appendix |
14Onboard HARD DISK (IDE1) channel.
15Onboard HARD DISK (IDE1) channel.
A-5 RTC & CMOS RAM MAP
RTC & CMOS:
00 | Seconds. |
01 | Second alarm. |
02 | Minutes. |
03 | Minutes alarm. |
04 | Hours. |
05Hours alarm.
06Day of week.
07Day of month.
08Month.
09Year.
0A Status register A.
0B Status register B.
0C Status register C.
0D Status register D.
0E Diagnostic status byte.
0F Shutdown byte.
10FLOPPY DISK drive type byte.
11Reserve.
12HARD DISK type byte.
13Reserve.
14Equipment type.
15Base memory low byte.
16Base memory high byte.
17Extension memory low byte.
18Extension memory high byte.
30Reserved for extension memory low byte.
31Reserved for extension memory high byte.
32DATE CENTURY byte.
33INFORMATION FLAG.